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Finding the Third Proportional to 161,999.25 and 353,477.25

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Solution

The third proportional to 161,999.25 and 353,477.25 is: 771,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,999.25 : 353,477.25 = 353,477.25 : x
  2. Step 2: Convert to fraction form
    161,999.25/353,477.25 = 353,477.25/x
  3. Step 3: Cross multiply
    161,999.25x = 353,477.25 × 353,477.25
  4. Step 4: Simplify right side
    161,999.25x = 124,946,166,267.56
  5. Step 5: Solve for x
    x = 124,946,166,267.56/161,999.25
  6. Step 6: Final answer
    x = 771,276.20

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.